
29 TREK-668/303 User Manual
Chapter 5 Pin Assignments
5.11 Back USB Connector (CN23)
Connector type: Stack USB A-Type Receptacle DIP UB1112C-8FDE-4F
Table 5.9: Video Input Connector 2
Pin Signal Depiction Pin Signal Depiction
1 Video Input Channel 9 15 Digital Ground
2 Video Input Channel 10 16 Digital Ground
3 Video Input Channel 11 17 RS-485 N
4 Video Input Channel 12 18 RS-485 P
5 Audio Input Channel 5 19 Digital Ground
6 Audio Input Channel 6 20 Digital Ground
7 Audio Input Channel 7 21 Video Input Channel 13
8 Audio Input Channel 8 22 Video Input Channel 14
9 Digital Ground 23 Video Input Channel 15
10 Digital Ground 24 Video Input Channel 16
11 Digital Ground C1 +12 VDC output
12 +12 VDC Output Enable# C2 +12 VDC output
13 Digital Ground C3 +12 VDC output
14 Digital Ground C4 +12 VDC output
Note! Per DVI Connector +12 VDC output (+/- 5%, Total max.2A)
Table 5.10: USB Connector
Pin Signal Depiction
1Vcc
2 USB_Data-
3 USB_Data+
4GND
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